2013013640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{40487}}^1$

素因数の和:40622

約数の個数: 64

約数和(自身を含む): 4984882560

約数和(自身を除く): 2971868920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 440, 452, 565, 904, 1130, 1243, 2260, 2486, 4520, 4972, 6215, 9944, 12430, 24860, 40487, 49720, 80974, 161948, 202435, 323896, 404870, 445357, 809740, 890714, 1619480, 1781428, 2226785, 3562856, 4453570, 4575031, 8907140, 9150062, 17814280, 18300124, 22875155, 36600248, 45750310, 50325341, 91500620, 100650682, 183001240, 201301364, 251626705, 402602728, 503253410, 1006506820, 2013013640]

約数ペア:

[(1, 2013013640), (2, 1006506820), (4, 503253410), (5, 402602728), (8, 251626705), (10, 201301364), (11, 183001240), (20, 100650682), (22, 91500620), (40, 50325341), (44, 45750310), (55, 36600248), (88, 22875155), (110, 18300124), (113, 17814280), (220, 9150062), (226, 8907140), (440, 4575031), (452, 4453570), (565, 3562856), (904, 2226785), (1130, 1781428), (1243, 1619480), (2260, 890714), (2486, 809740), (4520, 445357), (4972, 404870), (6215, 323896), (9944, 202435), (12430, 161948), (24860, 80974), (40487, 49720)]